I would go with the weight that was originally assigned to them. That way it is in line with what new osds will be weighted.
On Wed, Jul 19, 2017, 9:17 AM Roger Brown <rogerpbr...@gmail.com> wrote: > David, > > Thank you. I have it currently as... > > $ ceph osd df > ID WEIGHT REWEIGHT SIZE USE AVAIL %USE VAR PGS > 3 10.00000 1.00000 9313G 44404M 9270G 0.47 1.00 372 > 4 10.00000 1.00000 9313G 46933M 9268G 0.49 1.06 372 > 0 10.00000 1.00000 9313G 41283M 9273G 0.43 0.93 372 > TOTAL 27941G 129G 27812G 0.46 > MIN/MAX VAR: 0.93/1.06 STDDEV: 0.02 > > The above output shows size not as 10TB but as 9313G. So should I reweight > each as 9.313? Or as the TiB value 9.09560? > > > On Tue, Jul 18, 2017 at 11:18 PM David Turner <drakonst...@gmail.com> > wrote: > >> I would recommend sucking with the weight of 9.09560 for the osds as that >> is the TiB size of the osds that ceph details to as supposed to the TB size >> of the osds. New osds will have their weights based on the TiB value. What >> is your `ceph osd df` output just to see what things look like? Hopefully >> very healthy. >> >> On Tue, Jul 18, 2017, 11:16 PM Roger Brown <rogerpbr...@gmail.com> wrote: >> >>> Resolution confirmed! >>> >>> $ ceph -s >>> cluster: >>> id: eea7b78c-b138-40fc-9f3e-3d77afb770f0 >>> health: HEALTH_OK >>> >>> services: >>> mon: 3 daemons, quorum desktop,mon1,nuc2 >>> mgr: desktop(active), standbys: mon1 >>> osd: 3 osds: 3 up, 3 in >>> >>> data: >>> pools: 19 pools, 372 pgs >>> objects: 54243 objects, 71722 MB >>> usage: 129 GB used, 27812 GB / 27941 GB avail >>> pgs: 372 active+clean >>> >>> >>> On Tue, Jul 18, 2017 at 8:47 PM Roger Brown <rogerpbr...@gmail.com> >>> wrote: >>> >>>> Ah, that was the problem! >>>> >>>> So I edited the crushmap ( >>>> http://docs.ceph.com/docs/master/rados/operations/crush-map/) with a >>>> weight of 10.000 for all three 10TB OSD hosts. The instant result was all >>>> those pgs with only 2 OSDs were replaced with 3 OSDs while the cluster >>>> started rebalancing the data. I trust it will complete with time and I'll >>>> be good to go! >>>> >>>> New OSD tree: >>>> $ ceph osd tree >>>> ID WEIGHT TYPE NAME UP/DOWN REWEIGHT PRIMARY-AFFINITY >>>> -1 30.00000 root default >>>> -5 10.00000 host osd1 >>>> 3 10.00000 osd.3 up 1.00000 1.00000 >>>> -6 10.00000 host osd2 >>>> 4 10.00000 osd.4 up 1.00000 1.00000 >>>> -2 10.00000 host osd3 >>>> 0 10.00000 osd.0 up 1.00000 1.00000 >>>> >>>> Kudos to Brad Hubbard for steering me in the right direction! >>>> >>>> >>>> On Tue, Jul 18, 2017 at 8:27 PM Brad Hubbard <bhubb...@redhat.com> >>>> wrote: >>>> >>>>> ID WEIGHT TYPE NAME >>>>> -5 1.00000 host osd1 >>>>> -6 9.09560 host osd2 >>>>> -2 9.09560 host osd3 >>>>> >>>>> The weight allocated to host "osd1" should presumably be the same as >>>>> the other two hosts? >>>>> >>>>> Dump your crushmap and take a good look at it, specifically the >>>>> weighting of "osd1". >>>>> >>>>> >>>>> On Wed, Jul 19, 2017 at 11:48 AM, Roger Brown <rogerpbr...@gmail.com> >>>>> wrote: >>>>> > I also tried ceph pg query, but it gave no helpful recommendations >>>>> for any >>>>> > of the stuck pgs. >>>>> > >>>>> > >>>>> > On Tue, Jul 18, 2017 at 7:45 PM Roger Brown <rogerpbr...@gmail.com> >>>>> wrote: >>>>> >> >>>>> >> Problem: >>>>> >> I have some pgs with only two OSDs instead of 3 like all the other >>>>> pgs >>>>> >> have. This is causing active+undersized+degraded status. >>>>> >> >>>>> >> History: >>>>> >> 1. I started with 3 hosts, each with 1 OSD process (min_size 2) for >>>>> a 1TB >>>>> >> drive. >>>>> >> 2. Added 3 more hosts, each with 1 OSD process for a 10TB drive. >>>>> >> 3. Removed the original 3 1TB OSD hosts from the osd tree (reweight >>>>> 0, >>>>> >> wait, stop, remove, del osd&host, rm). >>>>> >> 4. The last OSD to be removed would never return to active+clean >>>>> after >>>>> >> reweight 0. It returned undersized instead, but I went on with >>>>> removal >>>>> >> anyway, leaving me stuck with 5 undersized pgs. >>>>> >> >>>>> >> Things tried that didn't help: >>>>> >> * give it time to go away on its own >>>>> >> * Replace replicated default.rgw.buckets.data pool with >>>>> erasure-code 2+1 >>>>> >> version. >>>>> >> * ceph osd lost 1 (and 2) >>>>> >> * ceph pg repair (pgs from dump_stuck) >>>>> >> * googled 'ceph pg undersized' and similar searches for help. >>>>> >> >>>>> >> Current status: >>>>> >> $ ceph osd tree >>>>> >> ID WEIGHT TYPE NAME UP/DOWN REWEIGHT PRIMARY-AFFINITY >>>>> >> -1 19.19119 root default >>>>> >> -5 1.00000 host osd1 >>>>> >> 3 1.00000 osd.3 up 1.00000 1.00000 >>>>> >> -6 9.09560 host osd2 >>>>> >> 4 9.09560 osd.4 up 1.00000 1.00000 >>>>> >> -2 9.09560 host osd3 >>>>> >> 0 9.09560 osd.0 up 1.00000 1.00000 >>>>> >> $ ceph pg dump_stuck >>>>> >> ok >>>>> >> PG_STAT STATE UP UP_PRIMARY ACTING >>>>> ACTING_PRIMARY >>>>> >> 88.3 active+undersized+degraded [4,0] 4 [4,0] >>>>> 4 >>>>> >> 97.3 active+undersized+degraded [4,0] 4 [4,0] >>>>> 4 >>>>> >> 85.6 active+undersized+degraded [4,0] 4 [4,0] >>>>> 4 >>>>> >> 87.5 active+undersized+degraded [0,4] 0 [0,4] >>>>> 0 >>>>> >> 70.0 active+undersized+degraded [0,4] 0 [0,4] >>>>> 0 >>>>> >> $ ceph osd pool ls detail >>>>> >> pool 70 'default.rgw.rgw.gc' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 4 pgp_num 4 last_change 548 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 83 'default.rgw.buckets.non-ec' replicated size 3 min_size 2 >>>>> >> crush_rule 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change >>>>> 576 owner >>>>> >> 18446744073709551615 flags hashpspool stripe_width 0 >>>>> >> pool 85 'default.rgw.control' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 652 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 86 'default.rgw.data.root' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 653 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 87 'default.rgw.gc' replicated size 3 min_size 2 crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 654 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 88 'default.rgw.lc' replicated size 3 min_size 2 crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 600 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 89 'default.rgw.log' replicated size 3 min_size 2 crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 655 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 90 'default.rgw.users.uid' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 662 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 91 'default.rgw.users.email' replicated size 3 min_size 2 >>>>> crush_rule >>>>> >> 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 660 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 92 'default.rgw.users.keys' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 659 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 93 'default.rgw.buckets.index' replicated size 3 min_size 2 >>>>> >> crush_rule 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change >>>>> 664 flags >>>>> >> hashpspool stripe_width 0 >>>>> >> pool 95 'default.rgw.intent-log' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 4 pgp_num 4 last_change 656 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 96 'default.rgw.meta' replicated size 3 min_size 2 crush_rule 0 >>>>> >> object_hash rjenkins pg_num 4 pgp_num 4 last_change 657 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 97 'default.rgw.usage' replicated size 3 min_size 2 crush_rule >>>>> 0 >>>>> >> object_hash rjenkins pg_num 4 pgp_num 4 last_change 658 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 98 'default.rgw.users.swift' replicated size 3 min_size 2 >>>>> crush_rule >>>>> >> 0 object_hash rjenkins pg_num 4 pgp_num 4 last_change 661 flags >>>>> hashpspool >>>>> >> stripe_width 0 >>>>> >> pool 99 'default.rgw.buckets.extra' replicated size 3 min_size 2 >>>>> >> crush_rule 0 object_hash rjenkins pg_num 4 pgp_num 4 last_change >>>>> 663 flags >>>>> >> hashpspool stripe_width 0 >>>>> >> pool 100 '.rgw.root' replicated size 3 min_size 2 crush_rule 0 >>>>> object_hash >>>>> >> rjenkins pg_num 4 pgp_num 4 last_change 651 flags hashpspool >>>>> stripe_width 0 >>>>> >> pool 101 'default.rgw.reshard' replicated size 3 min_size 2 >>>>> crush_rule 0 >>>>> >> object_hash rjenkins pg_num 8 pgp_num 8 last_change 1529 owner >>>>> >> 18446744073709551615 flags hashpspool stripe_width 0 >>>>> >> pool 103 'default.rgw.buckets.data' erasure size 3 min_size 2 >>>>> crush_rule 1 >>>>> >> object_hash rjenkins pg_num 256 pgp_num 256 last_change 2106 flags >>>>> >> hashpspool stripe_width 8192 >>>>> >> >>>>> >> I'll keep on googling, but I'm open to advice! >>>>> >> >>>>> >> Thank you, >>>>> >> >>>>> >> Roger >>>>> >> >>>>> > >>>>> > _______________________________________________ >>>>> > ceph-users mailing list >>>>> > ceph-users@lists.ceph.com >>>>> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >>>>> > >>>>> >>>>> >>>>> >>>>> -- >>>>> Cheers, >>>>> Brad >>>>> >>>> _______________________________________________ >>> ceph-users mailing list >>> ceph-users@lists.ceph.com >>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >>> >>
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